# Naperville Township, Illinois

Naperville Township is one of nine townships in DuPage County, Illinois, USA. As of the 2020 census, its population was 104,765 and it contained 41,338 housing units.

## Geography

According to the 2021 census gazetteer files, Naperville Township has a total area of 35.83 square miles (92.80 km$^2$), of which 34.89 square miles (90.36 km$^2$) (or 97.39%) is land and 0.94 square miles (2.43 km$^2$) (or 2.61%) is water.

### Cities, towns, villages

* Aurora (partial)
* Naperville (mostly)
* Warrenville (partial)

### Unincorporated towns

* Batavia Junction at 41°47′43″N 88°14′26″W﻿ / ﻿41.7953068°N 88.2406259°W﻿ / 41.7953068; -88.2406259
* Eola at 41°46′39″N 88°14′34″W﻿ / ﻿41.7775292°N 88.2428476°W﻿ / 41.7775292; -88.2428476
* Fox Valley at 41°44′12″N 88°15′30″W﻿ / ﻿41.736676°N 88.258373°W﻿ / 41.736676; -88.258373
* Frontenac at 41°44′41″N 88°13′58″W﻿ / ﻿41.7447517°N 88.2328464°W﻿ / 41.7447517; -88.2328464
(This list is based on USGS data and may include former settlements.)

### Extinct Towns

* Copenhagen at 41°43′45″N 88°11′56″W﻿ / ﻿41.729140°N 88.198950°W﻿ / 41.729140; -88.198950

### Cemeteries

The township contains these three cemeteries: Copenhagen, Erb, and Naperville.

### Major highways

* Interstate 88
* U.S. Route 34
* Illinois Route 59

### Airports and landing strips

* Aero Estates Airport
* Edward Hospital Heliport
* Naper Aero Club Airport

### Lakes

* Cheshire Lake
* Dragon Lake
* Lake Osborne
* Lake Travis
* Lund Lake
* Meadow Lakes
* Meridian Lake
* Mud Lake
* Quarry Lake
* Spring Lake
* Walker Lake
* Waubonsie Lake
* Wildflower Lake
* Willow Lake

### Landmarks

* DuPage County Big Woods Forest Preserve
* DuPage County Springbrook Prairie Forest Preserve
* Illinois Department of Corrections Youth Center (south three-quarters)

## Demographics

As of the 2020 census there were 104,765 people, 38,178 households, and 26,107 families residing in the township. The population density was 2,924.03 inhabitants per square mile (1,128.97/km$^2$). There were 41,338 housing units at an average density of 1,153.76 per square mile (445.47/km$^2$). The racial makeup of the township was 54.59% White, 8.98% African American, 0.37% Native American, 23.12% Asian, 0.04% Pacific Islander, 4.63% from other races, and 8.27% from two or more races. Hispanic or Latino of any race were 11.55% of the population.
There were 38,178 households, out of which 37.80% had children under the age of 18 living with them, 54.96% were married couples living together, 9.33% had a female householder with no spouse present, and 31.62% were non-families. 23.90% of all households were made up of individuals, and 7.10% had someone living alone who was 65 years of age or older. The average household size was 2.64 and the average family size was 3.22.
The township's age distribution consisted of 25.4% under the age of 18, 7.7% from 18 to 24, 29.6% from 25 to 44, 26.7% from 45 to 64, and 10.7% who were 65 years of age or older. The median age was 36.8 years. For every 100 females, there were 95.1 males. For every 100 females age 18 and over, there were 90.8 males.
The median income for a household in the township was $102,353, and the median income for a family was $125,790. Males had a median income of $76,262 versus $44,767 for females. The per capita income for the township was $49,379. About 3.8% of families and 5.6% of the population were below the poverty line, including 6.5% of those under age 18 and 7.4% of those age 65 or over.

## Township officials

Naperville Township elected its officeholders during the April 2021 consolidated election.
| Office | Elected official | Party | Took office | Residence |
| Supervisor | Eddie Bedford | Democratic | 2017 | Naperville Township |
| Assessor | Matthew Rasche | Republican | 2022 | Naperville |
| Clerk | Nathanael Sippel | Democratic | 2017 | Aurora |
| Trustee | Loretta Burke | Democratic | 2017 | Aurora |
| Trustee | Julie Federico | Democratic | 2017 | Naperville |
| Trustee | Paul Santucci | Republican | 2013 | Aurora |
| Trustee | John Waller | Democratic | 2017 | Naperville |

## School districts

* Community Unit School District 200
* Indian Prairie Community Unit School District 204
* Naperville Community Unit District 203

## Political districts

* Illinois's 13th congressional district
* State House District 48
* State House District 84
* State House District 95
* State House District 96
* State Senate District 24
* State Senate District 42
* State Senate District 48